Home / 4,071.31-6,107.30-1,149.64

Finding the Fourth Proportional to 4,071.31, 6,107.30 and 1,149.64

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Solution

The fourth proportional to 4,071.31, 6,107.30 and 1,149.64 is: 1,724.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.31 : 6,107.30 = 1,149.64 : x
  2. Step 2: Convert to fraction form
    4,071.31/6,107.30 = 1,149.64/x
  3. Step 3: Cross multiply
    4,071.31x = 6,107.30 × 1,149.64
  4. Step 4: Simplify right side
    4,071.31x = 7,021,196.37
  5. Step 5: Solve for x
    x = 7,021,196.37/4,071.31
  6. Step 6: Final answer
    x = 1,724.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.